New JSR for Money and Currency - aims to solve the deficiencies in java.util.Currency - a class I never really knew existed until a few months ago! Stephe Coleborne (Joda-Time, Joda-Money) was on the expert group, but no longer appears to be.

This library is an ultra low latency, high throughput, persisted, messaging and event driven in memory database. The typical latency is as low at 16 nano-seconds and supports throughputs of 5-20 million messages/record updates per second.

Java

Other / Misc

Play 2.0 RC2 available. When asked where the webframework for Kotlin is at JFokus, JB reps said “Look at Play 2.0, we’ll make it work with Kotlin”. Good to know they’re not interested in reinventing every wheel out there.

Jetbrains

Kotlin build tools available - Evgeny Goldin has been writing the maven plugin, which currently relies upon his ivy-plugin to download the latest kotlin from teamcity ( which exposes artifacts as an Ivy repo - NOT a maven repo ).

Did we say Kotlin was open sourced?

A decompiled Kotlin class shows how named parameters, nullability, and type reification works to enhance IDE support.

Apache

Apollo Action MQ Sub-project went 1.0 - Apollo's new threading model which is geared to multi-core microprocessors makes it faster, more scalable and more reliable than ActiveMQ and perhaps many other messaging projects.

Apache DeltaCloud announced as top level project -Apache Deltacloud defines a RESTful Web Service application programming interface (API) for interacting with Cloud service providers and resources in those clouds in a unified manner. In addition, it consists of a number of implementations of this API for the most popular Clouds such as Amazon, Eucalyptus, GoGrid, IBM, Microsoft, OpenStack, Rackspace, and more. In addition to the API server, the project also provides client libraries for a wide variety of languages.